mirror of
https://github.com/RGBCube/serenity
synced 2025-07-25 13:37:45 +00:00
Playground: Move AutocompleteProvider to a separate file
This commit is contained in:
Edgar Araújo
Andreas Kling
parent
e23b9907e7
commit
5c1cd50c9a
4 changed files with 241 additions and 181 deletions
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@ -1,5 +1,6 @@
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set(SOURCES
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set(SOURCES
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main.cpp
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main.cpp
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GMLAutocompleteProvider.cpp
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)
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)
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serenity_app(Playground ICON app-playground)
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serenity_app(Playground ICON app-playground)
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196
Userland/DevTools/Playground/GMLAutocompleteProvider.cpp
Normal file
196
Userland/DevTools/Playground/GMLAutocompleteProvider.cpp
Normal file
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@ -0,0 +1,196 @@
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/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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|
*
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||||||
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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||||||
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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||||||
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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||||||
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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||||||
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "GMLAutocompleteProvider.h"
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#include <AK/QuickSort.h>
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#include <LibGUI/GMLLexer.h>
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void GMLAutocompleteProvider::provide_completions(Function<void(Vector<Entry>)> callback)
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{
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auto cursor = m_editor->cursor();
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auto text = m_editor->text();
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GUI::GMLLexer lexer(text);
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// FIXME: Provide a begin() and end() for lexers PLEASE!
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auto all_tokens = lexer.lex();
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enum State {
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Free,
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InClassName,
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AfterClassName,
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InIdentifier,
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AfterIdentifier, // Can we introspect this?
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} state { Free };
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String identifier_string;
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Vector<String> class_names;
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Vector<State> previous_states;
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bool should_push_state { true };
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GUI::GMLToken* last_seen_token { nullptr };
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for (auto& token : all_tokens) {
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if (token.m_start.line > cursor.line() || (token.m_start.line == cursor.line() && token.m_start.column > cursor.column()))
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break;
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last_seen_token = &token;
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switch (state) {
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case Free:
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if (token.m_type == GUI::GMLToken::Type::ClassName) {
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if (should_push_state)
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previous_states.append(state);
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else
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should_push_state = true;
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state = InClassName;
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class_names.append(token.m_view);
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break;
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}
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break;
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case InClassName:
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state = AfterClassName;
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break;
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case AfterClassName:
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if (token.m_type == GUI::GMLToken::Type::Identifier) {
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state = InIdentifier;
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identifier_string = token.m_view;
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break;
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}
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if (token.m_type == GUI::GMLToken::Type::RightCurly) {
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class_names.take_last();
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state = previous_states.take_last();
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break;
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}
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if (token.m_type == GUI::GMLToken::Type::ClassMarker) {
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previous_states.append(AfterClassName);
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state = Free;
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should_push_state = false;
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}
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break;
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case InIdentifier:
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if (token.m_type == GUI::GMLToken::Type::Colon)
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state = AfterIdentifier;
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break;
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case AfterIdentifier:
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if (token.m_type == GUI::GMLToken::Type::RightCurly || token.m_type == GUI::GMLToken::Type::LeftCurly)
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break;
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if (token.m_type == GUI::GMLToken::Type::ClassMarker) {
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previous_states.append(AfterClassName);
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state = Free;
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should_push_state = false;
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} else {
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state = AfterClassName;
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}
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break;
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}
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}
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Vector<GUI::AutocompleteProvider::Entry> class_entries, identifier_entries;
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switch (state) {
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case Free:
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if (last_seen_token && last_seen_token->m_end.column + 1 != cursor.column() && last_seen_token->m_end.line == cursor.line()) {
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// After some token, but with extra space, not on a new line.
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// Nothing to put here.
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break;
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}
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GUI::WidgetClassRegistration::for_each([&](const GUI::WidgetClassRegistration& registration) {
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class_entries.empend(String::formatted("@{}", registration.class_name()), 0u);
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});
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break;
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case InClassName:
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if (class_names.is_empty())
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break;
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if (last_seen_token && last_seen_token->m_end.column + 1 != cursor.column() && last_seen_token->m_end.line == cursor.line()) {
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// After a class name, but haven't seen braces.
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// TODO: Suggest braces?
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break;
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}
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GUI::WidgetClassRegistration::for_each([&](const GUI::WidgetClassRegistration& registration) {
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if (registration.class_name().starts_with(class_names.last()))
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identifier_entries.empend(registration.class_name(), class_names.last().length());
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});
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break;
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case InIdentifier:
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if (class_names.is_empty())
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break;
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if (last_seen_token && last_seen_token->m_end.column + 1 != cursor.column() && last_seen_token->m_end.line == cursor.line()) {
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// After an identifier, but with extra space
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// TODO: Maybe suggest a colon?
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break;
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}
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if (auto registration = GUI::WidgetClassRegistration::find(class_names.last())) {
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auto instance = registration->construct();
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for (auto& it : instance->properties()) {
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if (it.key.starts_with(identifier_string))
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identifier_entries.empend(it.key, identifier_string.length());
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}
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}
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if (can_have_declared_layout(class_names.last()) && StringView { "layout" }.starts_with(identifier_string))
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identifier_entries.empend("layout", identifier_string.length());
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// No need to suggest anything if it's already completely typed out!
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if (identifier_entries.size() == 1 && identifier_entries.first().completion == identifier_string)
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identifier_entries.clear();
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break;
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case AfterClassName:
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if (last_seen_token && last_seen_token->m_end.line == cursor.line()) {
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if (last_seen_token->m_type != GUI::GMLToken::Type::Identifier || last_seen_token->m_end.column + 1 != cursor.column()) {
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// Inside braces, but on the same line as some other stuff (and not the continuation of one!)
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// The user expects nothing here.
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break;
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}
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}
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if (!class_names.is_empty()) {
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if (auto registration = GUI::WidgetClassRegistration::find(class_names.last())) {
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auto instance = registration->construct();
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for (auto& it : instance->properties()) {
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if (!it.value->is_readonly())
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identifier_entries.empend(it.key, 0u);
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}
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}
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}
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GUI::WidgetClassRegistration::for_each([&](const GUI::WidgetClassRegistration& registration) {
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class_entries.empend(String::formatted("@{}", registration.class_name()), 0u);
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});
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break;
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case AfterIdentifier:
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if (last_seen_token && last_seen_token->m_end.line != cursor.line()) {
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break;
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}
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if (identifier_string == "layout") {
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GUI::WidgetClassRegistration::for_each([&](const GUI::WidgetClassRegistration& registration) {
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if (registration.class_name().contains("Layout"))
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class_entries.empend(String::formatted("@{}", registration.class_name()), 0u);
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});
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}
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break;
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default:
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break;
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}
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quick_sort(class_entries, [](auto& a, auto& b) { return a.completion < b.completion; });
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quick_sort(identifier_entries, [](auto& a, auto& b) { return a.completion < b.completion; });
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Vector<GUI::AutocompleteProvider::Entry> entries;
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entries.append(move(identifier_entries));
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entries.append(move(class_entries));
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callback(move(entries));
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}
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43
Userland/DevTools/Playground/GMLAutocompleteProvider.h
Normal file
43
Userland/DevTools/Playground/GMLAutocompleteProvider.h
Normal file
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@ -0,0 +1,43 @@
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/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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|
*
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|
* 1. Redistributions of source code must retain the above copyright notice, this
|
||||||
|
* list of conditions and the following disclaimer.
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||||||
|
*
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||||||
|
* 2. Redistributions in binary form must reproduce the above copyright notice,
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||||||
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* this list of conditions and the following disclaimer in the documentation
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|
* and/or other materials provided with the distribution.
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|
*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||||
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||||
|
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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||||||
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||||
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
||||||
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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|
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
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|
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <LibGUI/AutocompleteProvider.h>
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class GMLAutocompleteProvider final : public virtual GUI::AutocompleteProvider {
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public:
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GMLAutocompleteProvider() { }
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virtual ~GMLAutocompleteProvider() override { }
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private:
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static bool can_have_declared_layout(const StringView& class_name)
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{
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return class_name.is_one_of("GUI::Widget", "GUI::Frame");
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}
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virtual void provide_completions(Function<void(Vector<Entry>)> callback) override;
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};
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@ -24,13 +24,12 @@
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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*/
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#include <AK/QuickSort.h>
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#include "GMLAutocompleteProvider.h"
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#include <AK/URL.h>
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#include <AK/URL.h>
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#include <LibCore/ArgsParser.h>
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#include <LibCore/ArgsParser.h>
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#include <LibCore/File.h>
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#include <LibCore/File.h>
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#include <LibDesktop/Launcher.h>
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#include <LibDesktop/Launcher.h>
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#include <LibGUI/Application.h>
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#include <LibGUI/Application.h>
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#include <LibGUI/AutocompleteProvider.h>
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#include <LibGUI/FilePicker.h>
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#include <LibGUI/FilePicker.h>
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#include <LibGUI/GMLFormatter.h>
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#include <LibGUI/GMLFormatter.h>
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#include <LibGUI/GMLLexer.h>
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#include <LibGUI/GMLLexer.h>
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@ -77,185 +76,6 @@ void UnregisteredWidget::paint_event(GUI::PaintEvent& event)
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}
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}
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class GMLAutocompleteProvider final : public virtual GUI::AutocompleteProvider {
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public:
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GMLAutocompleteProvider() { }
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virtual ~GMLAutocompleteProvider() override { }
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private:
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static bool can_have_declared_layout(const StringView& class_name)
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{
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return class_name.is_one_of("GUI::Widget", "GUI::Frame");
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}
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virtual void provide_completions(Function<void(Vector<Entry>)> callback) override
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{
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auto cursor = m_editor->cursor();
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auto text = m_editor->text();
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GUI::GMLLexer lexer(text);
|
|
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// FIXME: Provide a begin() and end() for lexers PLEASE!
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|
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auto all_tokens = lexer.lex();
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enum State {
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Free,
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InClassName,
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AfterClassName,
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InIdentifier,
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AfterIdentifier, // Can we introspect this?
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} state { Free };
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String identifier_string;
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Vector<String> class_names;
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Vector<State> previous_states;
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bool should_push_state { true };
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GUI::GMLToken* last_seen_token { nullptr };
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for (auto& token : all_tokens) {
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if (token.m_start.line > cursor.line() || (token.m_start.line == cursor.line() && token.m_start.column > cursor.column()))
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break;
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last_seen_token = &token;
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switch (state) {
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case Free:
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if (token.m_type == GUI::GMLToken::Type::ClassName) {
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if (should_push_state)
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previous_states.append(state);
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else
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should_push_state = true;
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state = InClassName;
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class_names.append(token.m_view);
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break;
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}
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break;
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case InClassName:
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state = AfterClassName;
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break;
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case AfterClassName:
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if (token.m_type == GUI::GMLToken::Type::Identifier) {
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state = InIdentifier;
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identifier_string = token.m_view;
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break;
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}
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if (token.m_type == GUI::GMLToken::Type::RightCurly) {
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class_names.take_last();
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state = previous_states.take_last();
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break;
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}
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if (token.m_type == GUI::GMLToken::Type::ClassMarker) {
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previous_states.append(AfterClassName);
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state = Free;
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should_push_state = false;
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}
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break;
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case InIdentifier:
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if (token.m_type == GUI::GMLToken::Type::Colon)
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state = AfterIdentifier;
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break;
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case AfterIdentifier:
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if (token.m_type == GUI::GMLToken::Type::RightCurly || token.m_type == GUI::GMLToken::Type::LeftCurly)
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break;
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||||||
if (token.m_type == GUI::GMLToken::Type::ClassMarker) {
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|
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previous_states.append(AfterClassName);
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state = Free;
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should_push_state = false;
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||||||
} else {
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state = AfterClassName;
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}
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break;
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}
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}
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Vector<GUI::AutocompleteProvider::Entry> class_entries, identifier_entries;
|
|
||||||
switch (state) {
|
|
||||||
case Free:
|
|
||||||
if (last_seen_token && last_seen_token->m_end.column + 1 != cursor.column() && last_seen_token->m_end.line == cursor.line()) {
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|
||||||
// After some token, but with extra space, not on a new line.
|
|
||||||
// Nothing to put here.
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
GUI::WidgetClassRegistration::for_each([&](const GUI::WidgetClassRegistration& registration) {
|
|
||||||
class_entries.empend(String::formatted("@{}", registration.class_name()), 0u);
|
|
||||||
});
|
|
||||||
break;
|
|
||||||
case InClassName:
|
|
||||||
if (class_names.is_empty())
|
|
||||||
break;
|
|
||||||
if (last_seen_token && last_seen_token->m_end.column + 1 != cursor.column() && last_seen_token->m_end.line == cursor.line()) {
|
|
||||||
// After a class name, but haven't seen braces.
|
|
||||||
// TODO: Suggest braces?
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
GUI::WidgetClassRegistration::for_each([&](const GUI::WidgetClassRegistration& registration) {
|
|
||||||
if (registration.class_name().starts_with(class_names.last()))
|
|
||||||
identifier_entries.empend(registration.class_name(), class_names.last().length());
|
|
||||||
});
|
|
||||||
break;
|
|
||||||
case InIdentifier:
|
|
||||||
if (class_names.is_empty())
|
|
||||||
break;
|
|
||||||
if (last_seen_token && last_seen_token->m_end.column + 1 != cursor.column() && last_seen_token->m_end.line == cursor.line()) {
|
|
||||||
// After an identifier, but with extra space
|
|
||||||
// TODO: Maybe suggest a colon?
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
if (auto registration = GUI::WidgetClassRegistration::find(class_names.last())) {
|
|
||||||
auto instance = registration->construct();
|
|
||||||
for (auto& it : instance->properties()) {
|
|
||||||
if (it.key.starts_with(identifier_string))
|
|
||||||
identifier_entries.empend(it.key, identifier_string.length());
|
|
||||||
}
|
|
||||||
}
|
|
||||||
if (can_have_declared_layout(class_names.last()) && StringView { "layout" }.starts_with(identifier_string))
|
|
||||||
identifier_entries.empend("layout", identifier_string.length());
|
|
||||||
// No need to suggest anything if it's already completely typed out!
|
|
||||||
if (identifier_entries.size() == 1 && identifier_entries.first().completion == identifier_string)
|
|
||||||
identifier_entries.clear();
|
|
||||||
break;
|
|
||||||
case AfterClassName:
|
|
||||||
if (last_seen_token && last_seen_token->m_end.line == cursor.line()) {
|
|
||||||
if (last_seen_token->m_type != GUI::GMLToken::Type::Identifier || last_seen_token->m_end.column + 1 != cursor.column()) {
|
|
||||||
// Inside braces, but on the same line as some other stuff (and not the continuation of one!)
|
|
||||||
// The user expects nothing here.
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
if (!class_names.is_empty()) {
|
|
||||||
if (auto registration = GUI::WidgetClassRegistration::find(class_names.last())) {
|
|
||||||
auto instance = registration->construct();
|
|
||||||
for (auto& it : instance->properties()) {
|
|
||||||
if (!it.value->is_readonly())
|
|
||||||
identifier_entries.empend(it.key, 0u);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
GUI::WidgetClassRegistration::for_each([&](const GUI::WidgetClassRegistration& registration) {
|
|
||||||
class_entries.empend(String::formatted("@{}", registration.class_name()), 0u);
|
|
||||||
});
|
|
||||||
break;
|
|
||||||
case AfterIdentifier:
|
|
||||||
if (last_seen_token && last_seen_token->m_end.line != cursor.line()) {
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
if (identifier_string == "layout") {
|
|
||||||
GUI::WidgetClassRegistration::for_each([&](const GUI::WidgetClassRegistration& registration) {
|
|
||||||
if (registration.class_name().contains("Layout"))
|
|
||||||
class_entries.empend(String::formatted("@{}", registration.class_name()), 0u);
|
|
||||||
});
|
|
||||||
}
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
|
|
||||||
quick_sort(class_entries, [](auto& a, auto& b) { return a.completion < b.completion; });
|
|
||||||
quick_sort(identifier_entries, [](auto& a, auto& b) { return a.completion < b.completion; });
|
|
||||||
|
|
||||||
Vector<GUI::AutocompleteProvider::Entry> entries;
|
|
||||||
entries.append(move(identifier_entries));
|
|
||||||
entries.append(move(class_entries));
|
|
||||||
|
|
||||||
callback(move(entries));
|
|
||||||
}
|
|
||||||
};
|
|
||||||
|
|
||||||
int main(int argc, char** argv)
|
int main(int argc, char** argv)
|
||||||
{
|
{
|
||||||
if (pledge("stdio thread recvfd sendfd accept cpath rpath wpath unix fattr", nullptr) < 0) {
|
if (pledge("stdio thread recvfd sendfd accept cpath rpath wpath unix fattr", nullptr) < 0) {
|
||||||
|
|
|
||||||
Loading…
Add table
Add a link
Reference in a new issue